The word Gumed is misspelled against Gummed, which is past tense of "Gum"
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Gummed has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings gu & ed which should not be misspelled with single 'M'
Wrong Spelling: gu-m-ed
Correct Spelling: gu-mm-ed
Check more misspelled words of Gummed to spell it correct.